//
// DotNetNuke - http://www.dotnetnuke.com
// Copyright (c) 2002-2010
// by Perpetual Motion Interactive Systems Inc. ( http://www.perpetualmotion.ca )
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
// documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
// the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and 
// to permit persons to whom the Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all copies or substantial portions 
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED 
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF 
// CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
//

using System;
using DotNetNuke.Common.Utilities;
using DotNetNuke.Services.Localization;
namespace DotNetNuke.UI.UserControls
{
	public abstract class HelpButtonControl : System.Web.UI.UserControl
	{
		protected System.Web.UI.WebControls.LinkButton cmdHelp;
		protected System.Web.UI.WebControls.Image imgHelp;
		protected System.Web.UI.WebControls.Label lblHelp;
		protected System.Web.UI.WebControls.Panel pnlHelp;
		private string _ControlName;
		private string _HelpKey;
		private string _ResourceKey;
		public string ControlName
		{
			get { return _ControlName; }
			set { _ControlName = value; }
		}
		public string HelpKey
		{
			get { return _HelpKey; }
			set { _HelpKey = value; }
		}
		public string HelpText
		{
			get { return lblHelp.Text; }
			set
			{
				lblHelp.Text = value;
				imgHelp.AlternateText = HtmlUtils.Clean(value, false);
				if (String.IsNullOrEmpty(value))
				{
					imgHelp.Visible = false;
				}
			}
		}
		public string ResourceKey
		{
			get { return _ResourceKey; }
			set { _ResourceKey = value; }
		}
		protected override void OnLoad(EventArgs e)
		{
			base.OnLoad(e);

			cmdHelp.Click += new EventHandler(cmdHelp_Click);

			try
			{
				DotNetNuke.UI.Utilities.DNNClientAPI.EnableMinMax(cmdHelp, pnlHelp, true, Utilities.DNNClientAPI.MinMaxPersistanceType.None);
				if (String.IsNullOrEmpty(_HelpKey))
				{
					_HelpKey = _ResourceKey + ".Help";
				}
				string helpText = Localization.GetString(_HelpKey, this);
				if (!String.IsNullOrEmpty(helpText))
				{
					this.HelpText = helpText;
				}
			}
			catch (Exception exc)
			{
				Services.Exceptions.Exceptions.ProcessModuleLoadException(this, exc);
			}
		}
	
		protected void cmdHelp_Click(object sender, System.EventArgs e)
		{
			pnlHelp.Visible = true;
		}
	}
}
